Create a robot powered by charcoal and salt-water - no batteries required!

It's fun and educational!

Includes FREE Animal Puzzle Cube

Build your own racer with our 4M Salt Water Power Robot Kit. Powered by using charcoal and salt water. Detailed instructions included. Award winning Green Science introduces kids to green concepts such as repurposing, upcycling and alternative energy. Our Doodling Robot vibrates and spins to create a picture without guiding your hand. Be ready to frame your work of art. Includes parts, pens and assembly instructions. Requires one AA battery-not included. Turn a metal can into a walking, wobbling, bog-eyed robot that can move. It can be transformed to become a robotic monster too. Cans can be cool! Kit includes parts and instructions, just add a "can" do attitude. Watch your child's delight and sense of accomplishment with the robot they create. Great for the "science" enthusiast in your family. Requires two AAA batteries (not included). Recommended for 8 years and up.